From patchwork Tue Jun 18 16:14:54 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 1118109 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=linux-tegra-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="OqbFvTiP"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45StWg75Rnz9s5c for ; Wed, 19 Jun 2019 02:17:03 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730039AbfFRQRA (ORCPT ); Tue, 18 Jun 2019 12:17:00 -0400 Received: from mail-lj1-f194.google.com ([209.85.208.194]:34258 "EHLO mail-lj1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729496AbfFRQQe (ORCPT ); Tue, 18 Jun 2019 12:16:34 -0400 Received: by mail-lj1-f194.google.com with SMTP id p17so176367ljg.1; Tue, 18 Jun 2019 09:16:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=fiDbgWSuMaVMjc324RSS41lxTRe5uMme7Lnt8EdVzLs=; b=OqbFvTiP3qFRvTdrI+qWbkQB4HGZushXrOtI04RqNu3nkaUX/ziogPybWa/uaQ6jnx hzGLSK4FI809qkO3bu+Kl48b5Cupwda0ypWaGgmsBoSitfD0pKKe435TiaXsj5zxg14Y vAikyUoeop3BStqr4gB5HJ2MpYWZ3gYZuPF/66I3Fs1nsdR3EBqGxMmpqcDuXcRfjO+1 b6TfFHqrmwBY5cnBh7xajMzhZ6/lsQ7vb8BiB4IbqsQAIF5yhabKLr6v/nPLfMZML80e hOI2nXeidbP+PiB+gZVk47PtuAEzSOMz4sk3to3btLHN+CEpbIlOzGMkctS7Umm79am0 6DYA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=fiDbgWSuMaVMjc324RSS41lxTRe5uMme7Lnt8EdVzLs=; b=X9XEnNIQrOC/VAB7Lcvaty8s/1DEAusUdN5fW/swzXtkmzJJccRNDud22x3buk3HXo nhgyRgv70HO/95RY541hzth8eGZXIBToufbEw4DeL4tR6jbsY+yVpugBfwmfFz/VIf1a 3CXgT6wzDaKMe0uhdcKBlXQJX3riTGDzkc/32IsXRdm7kUR+J4KU/f1Z49Ec8sGgekAo F+yNHrE5E3lqRpjbnQBH2To/1NBtnAfVGzkYcINNk6/YFZKt38cETfkkosoDkefAyyCm CqZoW1l/I2RpRM10FpeqxF0Pczcnknj6C1KcCPHNY23TT/UWkS/1SUPUyXwg45refhfV gRUg== X-Gm-Message-State: APjAAAUCGukJ3W9UZ4YikzA0ZEp1W6mfgAYMThtUX3QZ9DtdNsLYn5Ob XYMa5c7vDsPz88gGvqCwEWg= X-Google-Smtp-Source: APXvYqz1g5qDjpXCaRuXHc43SAtsUCYLwQipqckqG2izu5e3CqXn9H0HQ88Sl5Ka3eu0crkgsNXsAA== X-Received: by 2002:a2e:9b48:: with SMTP id o8mr16355885ljj.122.1560874592102; Tue, 18 Jun 2019 09:16:32 -0700 (PDT) Received: from localhost.localdomain (ppp91-79-162-197.pppoe.mtu-net.ru. [91.79.162.197]) by smtp.gmail.com with ESMTPSA id v15sm2273295lfd.53.2019.06.18.09.16.30 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 18 Jun 2019 09:16:31 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Mauro Carvalho Chehab , Hans Verkuil , Rob Herring Cc: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] media: dt: bindings: tegra-vde: Document new optional IOMMU property Date: Tue, 18 Jun 2019 19:14:54 +0300 Message-Id: <20190618161458.20499-4-digetx@gmail.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190618161458.20499-1-digetx@gmail.com> References: <20190618161458.20499-1-digetx@gmail.com> MIME-Version: 1.0 Sender: linux-tegra-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org All NVIDIA Tegra SoC generations provide IOMMU support for the video decoder engine. Document new optional device-tree property that connects VDE with the IOMMU provider. Signed-off-by: Dmitry Osipenko --- Documentation/devicetree/bindings/media/nvidia,tegra-vde.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/media/nvidia,tegra-vde.txt b/Documentation/devicetree/bindings/media/nvidia,tegra-vde.txt index 7302e949e662..602169b8aa19 100644 --- a/Documentation/devicetree/bindings/media/nvidia,tegra-vde.txt +++ b/Documentation/devicetree/bindings/media/nvidia,tegra-vde.txt @@ -35,6 +35,7 @@ Optional properties: - resets : Must contain an entry for each entry in reset-names. - reset-names : Must include the following entries: - mc +- iommus: Must contain phandle to the IOMMU device node. Example: @@ -59,4 +60,5 @@ video-codec@6001a000 { clocks = <&tegra_car TEGRA20_CLK_VDE>; reset-names = "vde", "mc"; resets = <&tegra_car 61>, <&mc TEGRA20_MC_RESET_VDE>; + iommus = <&mc TEGRA_SWGROUP_VDE>; };